/* $Header: /roq/tiff/tif_print.c 1     11/02/99 4:39p Zaphod $ */



/*

 * Copyright (c) 1988-1996 Sam Leffler

 * Copyright (c) 1991-1996 Silicon Graphics, Inc.

 *

 * Permission to use, copy, modify, distribute, and sell this software and 

 * its documentation for any purpose is hereby granted without fee, provided

 * that (i) the above copyright notices and this permission notice appear in

 * all copies of the software and related documentation, and (ii) the names of

 * Sam Leffler and Silicon Graphics may not be used in any advertising or

 * publicity relating to the software without the specific, prior written

 * permission of Sam Leffler and Silicon Graphics.

 * 

 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 

 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 

 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  

 * 

 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR

 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,

 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,

 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 

 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 

 * OF THIS SOFTWARE.

 */



/*

 * TIFF Library.

 *

 * Directory Printing Support

 */

#include "tiffiop.h"

#include <stdio.h>



#include <ctype.h>



static const char *photoNames[] = {

    "min-is-white",				/* PHOTOMETRIC_MINISWHITE */

    "min-is-black",				/* PHOTOMETRIC_MINISBLACK */

    "RGB color",				/* PHOTOMETRIC_RGB */

    "palette color (RGB from colormap)",	/* PHOTOMETRIC_PALETTE */

    "transparency mask",			/* PHOTOMETRIC_MASK */

    "separated",				/* PHOTOMETRIC_SEPARATED */

    "YCbCr",					/* PHOTOMETRIC_YCBCR */

    "7 (0x7)",

    "CIE L*a*b*",				/* PHOTOMETRIC_CIELAB */

};

#define	NPHOTONAMES	(sizeof (photoNames) / sizeof (photoNames[0]))



static const char *orientNames[] = {

    "0 (0x0)",

    "row 0 top, col 0 lhs",			/* ORIENTATION_TOPLEFT */

    "row 0 top, col 0 rhs",			/* ORIENTATION_TOPRIGHT */

    "row 0 bottom, col 0 rhs",			/* ORIENTATION_BOTRIGHT */

    "row 0 bottom, col 0 lhs",			/* ORIENTATION_BOTLEFT */

    "row 0 lhs, col 0 top",			/* ORIENTATION_LEFTTOP */

    "row 0 rhs, col 0 top",			/* ORIENTATION_RIGHTTOP */

    "row 0 rhs, col 0 bottom",			/* ORIENTATION_RIGHTBOT */

    "row 0 lhs, col 0 bottom",			/* ORIENTATION_LEFTBOT */

};

#define	NORIENTNAMES	(sizeof (orientNames) / sizeof (orientNames[0]))



/*

 * Print the contents of the current directory

 * to the specified stdio file stream.

 */

void

TIFFPrintDirectory(TIFF* tif, FILE* fd, long flags)

{

	register TIFFDirectory *td;

	char *sep;

	uint16 i;

	long l, n;



	fprintf(fd, "TIFF Directory at offset 0x%lx\n", (long) tif->tif_diroff);

	td = &tif->tif_dir;

	if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) {

		fprintf(fd, "  Subfile Type:");

		sep = " ";

		if (td->td_subfiletype & FILETYPE_REDUCEDIMAGE) {

			fprintf(fd, "%sreduced-resolution image", sep);

			sep = "/";

		}

		if (td->td_subfiletype & FILETYPE_PAGE) {

			fprintf(fd, "%smulti-page document", sep);

			sep = "/";

		}

		if (td->td_subfiletype & FILETYPE_MASK)

			fprintf(fd, "%stransparency mask", sep);

		fprintf(fd, " (%lu = 0x%lx)\n",

		    (long) td->td_subfiletype, (long) td->td_subfiletype);

	}

	if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) {

		fprintf(fd, "  Image Width: %lu Image Length: %lu",

		    (u_long) td->td_imagewidth, (u_long) td->td_imagelength);

		if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))

			fprintf(fd, " Image Depth: %lu",

			    (u_long) td->td_imagedepth);

		fprintf(fd, "\n");

	}

	if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) {

		fprintf(fd, "  Tile Width: %lu Tile Length: %lu",

		    (u_long) td->td_tilewidth, (u_long) td->td_tilelength);

		if (TIFFFieldSet(tif,FIELD_TILEDEPTH))

			fprintf(fd, " Tile Depth: %lu",

			    (u_long) td->td_tiledepth);

		fprintf(fd, "\n");

	}

	if (TIFFFieldSet(tif,FIELD_RESOLUTION)) {

		fprintf(fd, "  Resolution: %g, %g",

		    td->td_xresolution, td->td_yresolution);

		if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) {

			switch (td->td_resolutionunit) {

			case RESUNIT_NONE:

				fprintf(fd, " (unitless)");

				break;

			case RESUNIT_INCH:

				fprintf(fd, " pixels/inch");

				break;

			case RESUNIT_CENTIMETER:

				fprintf(fd, " pixels/cm");

				break;

			default:

				fprintf(fd, " (unit %u = 0x%x)",

				    td->td_resolutionunit,

				    td->td_resolutionunit);

				break;

			}

		}

		fprintf(fd, "\n");

	}

	if (TIFFFieldSet(tif,FIELD_POSITION))

		fprintf(fd, "  Position: %g, %g\n",

		    td->td_xposition, td->td_yposition);

	if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))

		fprintf(fd, "  Bits/Sample: %u\n", td->td_bitspersample);

	if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) {

		fprintf(fd, "  Sample Format: ");

		switch (td->td_sampleformat) {

		case SAMPLEFORMAT_VOID:

			fprintf(fd, "void\n");

			break;

		case SAMPLEFORMAT_INT:

			fprintf(fd, "signed integer\n");

			break;

		case SAMPLEFORMAT_UINT:

			fprintf(fd, "unsigned integer\n");

			break;

		case SAMPLEFORMAT_IEEEFP:

			fprintf(fd, "IEEE floating point\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_sampleformat, td->td_sampleformat);

			break;

		}

	}

	if (TIFFFieldSet(tif,FIELD_COMPRESSION)) {

		const TIFFCodec* c = TIFFFindCODEC(td->td_compression);

		fprintf(fd, "  Compression Scheme: ");

		if (c)

			fprintf(fd, "%s\n", c->name);

		else

			fprintf(fd, "%u (0x%x)\n",

			    td->td_compression, td->td_compression);

	}

	if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) {

		fprintf(fd, "  Photometric Interpretation: ");

		if (td->td_photometric < NPHOTONAMES)

			fprintf(fd, "%s\n", photoNames[td->td_photometric]);

		else

			fprintf(fd, "%u (0x%x)\n",

			    td->td_photometric, td->td_photometric);

	}

	if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES) && td->td_extrasamples) {

		fprintf(fd, "  Extra Samples: %u<", td->td_extrasamples);

		sep = "";

		for (i = 0; i < td->td_extrasamples; i++) {

			switch (td->td_sampleinfo[i]) {

			case EXTRASAMPLE_UNSPECIFIED:

				fprintf(fd, "%sunspecified", sep);

				break;

			case EXTRASAMPLE_ASSOCALPHA:

				fprintf(fd, "%sassoc-alpha", sep);

				break;

			case EXTRASAMPLE_UNASSALPHA:

				fprintf(fd, "%sunassoc-alpha", sep);

				break;

			default:

				fprintf(fd, "%s%u (0x%x)", sep,

				    td->td_sampleinfo[i], td->td_sampleinfo[i]);

				break;

			}

			sep = ", ";

		}

		fprintf(fd, ">\n");

	}

#ifdef CMYK_SUPPORT

	if (TIFFFieldSet(tif,FIELD_INKSET)) {

		fprintf(fd, "  Ink Set: ");

		switch (td->td_inkset) {

		case INKSET_CMYK:

			fprintf(fd, "CMYK\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_inkset, td->td_inkset);

			break;

		}

	}

	if (TIFFFieldSet(tif,FIELD_INKNAMES)) {

		char* cp;

		fprintf(fd, "  Ink Names: ");

		i = td->td_samplesperpixel;

		sep = "";

		for (cp = td->td_inknames; i > 0; cp = strchr(cp, '\0')) {

			fprintf(fd, "%s", sep);

			_TIFFprintAscii(fd, cp);

			sep = ", ";

		}

	}

	if (TIFFFieldSet(tif,FIELD_DOTRANGE))

		fprintf(fd, "  Dot Range: %u-%u\n",

		    td->td_dotrange[0], td->td_dotrange[1]);

	if (TIFFFieldSet(tif,FIELD_TARGETPRINTER))

		_TIFFprintAsciiTag(fd, "Target Printer", td->td_targetprinter);

#endif

	if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) {

		fprintf(fd, "  Thresholding: ");

		switch (td->td_threshholding) {

		case THRESHHOLD_BILEVEL:

			fprintf(fd, "bilevel art scan\n");

			break;

		case THRESHHOLD_HALFTONE:

			fprintf(fd, "halftone or dithered scan\n");

			break;

		case THRESHHOLD_ERRORDIFFUSE:

			fprintf(fd, "error diffused\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_threshholding, td->td_threshholding);

			break;

		}

	}

	if (TIFFFieldSet(tif,FIELD_FILLORDER)) {

		fprintf(fd, "  FillOrder: ");

		switch (td->td_fillorder) {

		case FILLORDER_MSB2LSB:

			fprintf(fd, "msb-to-lsb\n");

			break;

		case FILLORDER_LSB2MSB:

			fprintf(fd, "lsb-to-msb\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_fillorder, td->td_fillorder);

			break;

		}

	}

#ifdef YCBCR_SUPPORT

	if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))

		fprintf(fd, "  YCbCr Subsampling: %u, %u\n",

		    td->td_ycbcrsubsampling[0], td->td_ycbcrsubsampling[1]);

	if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) {

		fprintf(fd, "  YCbCr Positioning: ");

		switch (td->td_ycbcrpositioning) {

		case YCBCRPOSITION_CENTERED:

			fprintf(fd, "centered\n");

			break;

		case YCBCRPOSITION_COSITED:

			fprintf(fd, "cosited\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_ycbcrpositioning, td->td_ycbcrpositioning);

			break;

		}

	}

	if (TIFFFieldSet(tif,FIELD_YCBCRCOEFFICIENTS))

		fprintf(fd, "  YCbCr Coefficients: %g, %g, %g\n",

		    td->td_ycbcrcoeffs[0],

		    td->td_ycbcrcoeffs[1],

		    td->td_ycbcrcoeffs[2]);

#endif

	if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))

		fprintf(fd, "  Halftone Hints: light %u dark %u\n",

		    td->td_halftonehints[0], td->td_halftonehints[1]);

	if (TIFFFieldSet(tif,FIELD_ARTIST))

		_TIFFprintAsciiTag(fd, "Artist", td->td_artist);

	if (TIFFFieldSet(tif,FIELD_DATETIME))

		_TIFFprintAsciiTag(fd, "Date & Time", td->td_datetime);

	if (TIFFFieldSet(tif,FIELD_HOSTCOMPUTER))

		_TIFFprintAsciiTag(fd, "Host Computer", td->td_hostcomputer);

	if (TIFFFieldSet(tif,FIELD_SOFTWARE))

		_TIFFprintAsciiTag(fd, "Software", td->td_software);

	if (TIFFFieldSet(tif,FIELD_DOCUMENTNAME))

		_TIFFprintAsciiTag(fd, "Document Name", td->td_documentname);

	if (TIFFFieldSet(tif,FIELD_IMAGEDESCRIPTION))

		_TIFFprintAsciiTag(fd, "Image Description", td->td_imagedescription);

	if (TIFFFieldSet(tif,FIELD_MAKE))

		_TIFFprintAsciiTag(fd, "Make", td->td_make);

	if (TIFFFieldSet(tif,FIELD_MODEL))

		_TIFFprintAsciiTag(fd, "Model", td->td_model);

	if (TIFFFieldSet(tif,FIELD_ORIENTATION)) {

		fprintf(fd, "  Orientation: ");

		if (td->td_orientation < NORIENTNAMES)

			fprintf(fd, "%s\n", orientNames[td->td_orientation]);

		else

			fprintf(fd, "%u (0x%x)\n",

			    td->td_orientation, td->td_orientation);

	}

	if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))

		fprintf(fd, "  Samples/Pixel: %u\n", td->td_samplesperpixel);

	if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) {

		fprintf(fd, "  Rows/Strip: ");

		if (td->td_rowsperstrip == (uint32) -1)

			fprintf(fd, "(infinite)\n");

		else

			fprintf(fd, "%lu\n", (u_long) td->td_rowsperstrip);

	}

	if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))

		fprintf(fd, "  Min Sample Value: %u\n", td->td_minsamplevalue);

	if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))

		fprintf(fd, "  Max Sample Value: %u\n", td->td_maxsamplevalue);

	if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))

		fprintf(fd, "  SMin Sample Value: %g\n",

		    td->td_sminsamplevalue);

	if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))

		fprintf(fd, "  SMax Sample Value: %g\n",

		    td->td_smaxsamplevalue);

	if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) {

		fprintf(fd, "  Planar Configuration: ");

		switch (td->td_planarconfig) {

		case PLANARCONFIG_CONTIG:

			fprintf(fd, "single image plane\n");

			break;

		case PLANARCONFIG_SEPARATE:

			fprintf(fd, "separate image planes\n");

			break;

		default:

			fprintf(fd, "%u (0x%x)\n",

			    td->td_planarconfig, td->td_planarconfig);

			break;

		}

	}

	if (TIFFFieldSet(tif,FIELD_PAGENAME))

		_TIFFprintAsciiTag(fd, "Page Name", td->td_pagename);

	if (TIFFFieldSet(tif,FIELD_PAGENUMBER))

		fprintf(fd, "  Page Number: %u-%u\n",

		    td->td_pagenumber[0], td->td_pagenumber[1]);

	if (TIFFFieldSet(tif,FIELD_COLORMAP)) {

		fprintf(fd, "  Color Map: ");

		if (flags & TIFFPRINT_COLORMAP) {

			fprintf(fd, "\n");

			n = 1L<<td->td_bitspersample;

			for (l = 0; l < n; l++)

				fprintf(fd, "   %5lu: %5u %5u %5u\n",

				    l,

				    td->td_colormap[0][l],

				    td->td_colormap[1][l],

				    td->td_colormap[2][l]);

		} else

			fprintf(fd, "(present)\n");

	}

#ifdef COLORIMETRY_SUPPORT

	if (TIFFFieldSet(tif,FIELD_WHITEPOINT))

		fprintf(fd, "  White Point: %g-%g\n",

		    td->td_whitepoint[0], td->td_whitepoint[1]);

	if (TIFFFieldSet(tif,FIELD_PRIMARYCHROMAS))

		fprintf(fd, "  Primary Chromaticities: %g,%g %g,%g %g,%g\n",

		    td->td_primarychromas[0], td->td_primarychromas[1],

		    td->td_primarychromas[2], td->td_primarychromas[3],

		    td->td_primarychromas[4], td->td_primarychromas[5]);

	if (TIFFFieldSet(tif,FIELD_REFBLACKWHITE)) {

		fprintf(fd, "  Reference Black/White:\n");

		for (i = 0; i < td->td_samplesperpixel; i++)

			fprintf(fd, "    %2d: %5g %5g\n",

			    i,

			    td->td_refblackwhite[2*i+0],

			    td->td_refblackwhite[2*i+1]);

	}

	if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) {

		fprintf(fd, "  Transfer Function: ");

		if (flags & TIFFPRINT_CURVES) {

			fprintf(fd, "\n");

			n = 1L<<td->td_bitspersample;

			for (l = 0; l < n; l++) {

				fprintf(fd, "    %2lu: %5u",

				    l, td->td_transferfunction[0][l]);

				for (i = 1; i < td->td_samplesperpixel; i++)

					fprintf(fd, " %5u",

					    td->td_transferfunction[i][l]);

				fputc('\n', fd);

			}

		} else

			fprintf(fd, "(present)\n");

	}

#endif

#if SUBIFD_SUPPORT

	if (TIFFFieldSet(tif, FIELD_SUBIFD)) {

		fprintf(fd, "  SubIFD Offsets:");

		for (i = 0; i < td->td_nsubifd; i++)

			fprintf(fd, " %5lu", (long) td->td_subifd[i]);

		fputc('\n', fd);

	}

#endif

	if (tif->tif_printdir)

		(*tif->tif_printdir)(tif, fd, flags);

	if ((flags & TIFFPRINT_STRIPS) &&

	    TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) {

		tstrip_t s;



		fprintf(fd, "  %lu %s:\n",

		    (long) td->td_nstrips,

		    isTiled(tif) ? "Tiles" : "Strips");

		for (s = 0; s < td->td_nstrips; s++)

			fprintf(fd, "    %3lu: [%8lu, %8lu]\n",

			    (u_long) s,

			    (u_long) td->td_stripoffset[s],

			    (u_long) td->td_stripbytecount[s]);

	}

}



void

_TIFFprintAscii(FILE* fd, const char* cp)

{

	for (; *cp != '\0'; cp++) {

		const char* tp;



		if (isprint(*cp)) {

			fputc(*cp, fd);

			continue;

		}

		for (tp = "\tt\bb\rr\nn\vv"; *tp; tp++)

			if (*tp++ == *cp)

				break;

		if (*tp)

			fprintf(fd, "\\%c", *tp);

		else

			fprintf(fd, "\\%03o", *cp & 0xff);

	}

}



void

_TIFFprintAsciiTag(FILE* fd, const char* name, const char* value)

{

	fprintf(fd, "  %s: \"", name);

	_TIFFprintAscii(fd, value);

	fprintf(fd, "\"\n");

}

